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Briefs: Aerospace
RTM370 imide resin was developed to address the limitations of conventional imide resins, which are generated from commercially available symmetrical biphenyl dianhydride...
Briefs: Manufacturing & Prototyping
When a coffee mug leaves a ring, the outer edges of that ring are darker than the inside of the ring. That's because the solute is separated from the liquid during the...
Briefs: Electronics & Computers
Jet engines can have up to 25,000 individual parts, making regular maintenance a tedious task that can take more than a month per engine. Many components are located deep inside...
Briefs: Imaging
Engineers at Duke University have developed a way to extract a sequence of images from light scattered through a mostly opaque material — or even off a wall — from one long...
Briefs: Mechanical & Fluid Systems
Researchers have developed a new ultrasound transducer that could dramatically lower the cost of ultrasound scanners to as little as $100. Conventional ultrasound scanners use piezoelectric crystals to...
Briefs: Mechanical & Fluid Systems
Innovators at NASA's Glenn Research Center have designed a superior seal assembly that is durable and highly dependable in extremely harsh environments. This...
Briefs: Materials
A stainless steel alloy — alloy 709 — has potential for elevated-temperature applications such as nuclear reactor structures. It is exceptionally strong and resistant to damage when exposed to high...
Briefs: Materials
In biology, there are many examples where light induces movement or change — think of flowers and leaves turning toward sunlight. Magnetic elastomeric composites were developed that move in different ways...
Briefs: Manufacturing & Prototyping
The ability of additive manufacturing to manage small volumes, create complex designs, and fabricate lightweight but strong structures makes it a natural fit for aerospace...
Briefs: Electronics & Computers
Innovators at NASA's Glenn Research Center have expanded their growing portfolio of aerogels to include a new optically transparent polyimide aerogel. Aerogels — low-density, highly porous, ultralight...
Briefs: Mechanical & Fluid Systems
A low-cost 3D bioprinter was built by modifying a standard desktop 3D printer with a syringe-based, large volume extruder (LVE). The extruder works with most open-source fused deposition modeling (FDM)...
Briefs: Manufacturing & Prototyping
A technique was developed that uses a specially adapted 3D printer to build therapeutic biomaterials from multiple materials. The advance could be a step toward on-demand printing of complex...
Briefs: Sensors/Data Acquisition
Lasers play roles in many manufacturing processes, from welding car parts to crafting engine components with 3D printers. To control these tasks, manufacturers must ensure that their lasers fire at the...
Briefs: Materials
Composite Material Cools Itself Down Under Extreme Temperatures
A material, inspired by nature, can regulate its own temperature and could be used to treat burns and help space capsules withstand atmospheric forces. The research used a network of multiple microchannels with active flowing fluids (fluidics) as a method and proof-of-concept to...
Briefs: Electronics & Computers
Pulsed laser vaporization (PLV) production of single-wall carbon nanotubes (SWNTs) on traditional Co/Ni catalyst was explored with respect...
Briefs: Electronics & Computers
Internal Short Circuit Testing Device to Improve Battery Designs
Batteries, such as lithium-ion, sold for consumer use in portable electronic devices and other applications such as electrical cars, occasionally fail in the field over time. These cells have typically passed a wide variety of safety tests such as those required by governmental...
Briefs: Materials
New Material Composition Withstands Extreme Impact and Temperature
A super-strong alloy of copper and tantalum was created that can withstand extreme impact and temperature, providing high strength and good electrical conductivity. The alloy is a model system with structure that can be passed on to other alternative material systems. Materials...
Briefs: Medical
A controllable material was developed that can transform into complex, pre-programmed shapes via light and temperature stimuli, allowing it to morph into a different shape before fully...
Briefs: Mechanical & Fluid Systems
For many highly stressed engineering applications like bearings and gears, contaminated steel parts can lead to devastating outcomes such as an emergency shutdown or the end of a mission. Ensuring that these critical...
Briefs: Test & Measurement
In traditional hardwired avionics systems, sensor integration requires installation of literally tons of physical cable that significantly increases vehicle weight and the time...
Briefs: Mechanical & Fluid Systems
Infrared motion detectors can cover only a limited amount of space, a person has to be within the detector's line of sight to be detected, and lights can go off when a person remains still...
Briefs: Aerospace
NASA's Glenn Research Center developed a novel means of articulating the outboard portion of an aircraft wing to create the optimal geometry for given flight conditions. The Spanwise Adaptive Wing (SAW) concept employs a...
Briefs: Materials
Egyptian blue, derived from calcium copper silicate, was routinely used on ancient depictions of gods and royalty. Previous studies have shown that when Egyptian blue absorbs visible light, it then...
Briefs: Manufacturing & Prototyping
Soft, 3D-printed structures have been created whose movements can be controlled with a wave of a magnet, much like marionettes without the strings. The structures that can be magnetically manipulated...
Briefs: Mechanical & Fluid Systems
Automated Fiber Placement (AFP) machines can be susceptible to tow-tape defects such as gaps and overlaps. These can reduce strength between 7% and 32%....
Briefs: Manufacturing & Prototyping
Painting of surfaces having numerous facets and/or curved surfaces is a time-consuming process that requires the application of several coats (layers) of paint. Such surfaces are often found on...
Briefs: Electronics & Computers
3D printing allows for the efficient manufacture of complex geometries. A very promising method is direct laser writing in which a computer-controlled focused laser beam acts as a pen and produces the desired...
Briefs: Electronics & Computers
Shape Memory Alloy Rock Splitters (SMARS)
Glenn's revolutionary Shape Memory Alloy Rock Splitters (SMARS) device is fabricated from nickel-titanium-halfnium (NiTiHf), nickel-titanium-zirconium compositions, or a combination. These compositions contain a secondary, nanometer-sized precipitate phase that is produced through processes of compositional...
Briefs: Semiconductors & ICs
Many of today's silicon-based electronic components contain 2D materials such as graphene. Incorporating 2D materials like graphene — which is composed of a single-atom-thick layer of carbon atoms —...
Top Stories
Blog: Lighting
A Stretchable OLED that Can Maintain Most of Its Luminescence
Blog: Energy
Batteries that Can Withstand the Cold
INSIDER: Energy
Advancing All-Solid-State Batteries
Quiz: Energy
Blog: Physical Sciences
Blog: Materials
Webcasts
Upcoming Webinars: Test & Measurement
From Spreadsheets to Insights: Fast Data Analysis Without Complex...
Upcoming Webinars: Electronics & Computers
Cooling a New Generation of Aerospace and Defense Embedded...
Upcoming Webinars: Test & Measurement
Beyond AI-Copy-Paste Engineering: Advanced AI-Integration Success...
Upcoming Webinars: Automotive
Battery Abuse Testing: Pushing to Failure
Upcoming Webinars: Internet of Things
A FREE Two-Day Event Dedicated to Connected Mobility
Upcoming Webinars: Test & Measurement
Choosing the Right N-Port Strategy: Multiport VNAs vs. Switch...
